- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F27D - Details or accessories of furnaces, kilns, ovens or retorts, in so far as they are of kinds occurring in more than one kind of furnace
- F27D 3/15 - Tapping equipmentEquipment for removing slag
Patent holdings for IPC class F27D 3/15
Total number of patents in this class: 222
10-year publication summary
|
10
|
14
|
19
|
24
|
13
|
11
|
18
|
13
|
16
|
17
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Refractory Intellectual Property GmbH & Co. KG | 571 |
18 |
| TMT - Tapping Measuring Technology SARL | 32 |
11 |
| ArcelorMittal | 2749 |
7 |
| TMT Tapping-Measuring-Technology GmbH | 13 |
7 |
| Primetals Technologies Austria GmbH | 579 |
6 |
| Danieli & C. Officine Meccaniche S.p.A. | 721 |
5 |
| POSCO Co., Ltd. | 2031 |
4 |
| SMS Siemag Aktiengesellschaft | 483 |
4 |
| Tata Steel Limited | 165 |
4 |
| Tenova S.p.A. | 161 |
4 |
| Tmt-bbg Research and Development GmbH | 4 |
4 |
| Hyundai Steel Company | 549 |
3 |
| More S.r.l. | 15 |
3 |
| Reuning-mckim Inc. | 3 |
3 |
| SMS CONCAST ITALIA S.p.A. | 9 |
3 |
| Metso Metals Oy | 226 |
3 |
| Momek Tappingmate AS | 3 |
3 |
| Siemens AG | 23913 |
2 |
| ABB Schweiz AG | 7755 |
2 |
| Andritz Oy | 294 |
2 |
| Other owners | 124 |